{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology solve the problem of hacker attacks in large-scale transactions?","a":"Decentralization: The data storage and processing in blockchain networks are distributed across multiple nodes, eliminating a single authoritative institution or centralized  server. This makes it difficult for hackers to attack the entire network, improving system security."}]}],"pr":"535b1ceb2fcbd9ed28f72b3172bd91947be329e8a211f8d9fb38052b920af7e9"}